65638560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 227428992

約数和(自身を除く): 161790432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 67, 78, 80, 96, 104, 120, 130, 134, 156, 157, 160, 195, 201, 208, 240, 260, 268, 312, 314, 335, 390, 402, 416, 471, 480, 520, 536, 624, 628, 670, 780, 785, 804, 871, 942, 1005, 1040, 1072, 1248, 1256, 1340, 1560, 1570, 1608, 1742, 1884, 2010, 2041, 2080, 2144, 2355, 2512, 2613, 2680, 3120, 3140, 3216, 3484, 3768, 4020, 4082, 4355, 4710, 5024, 5226, 5360, 6123, 6240, 6280, 6432, 6968, 7536, 8040, 8164, 8710, 9420, 10205, 10452, 10519, 10720, 12246, 12560, 13065, 13936, 15072, 16080, 16328, 17420, 18840, 20410, 20904, 21038, 24492, 25120, 26130, 27872, 30615, 31557, 32160, 32656, 34840, 37680, 40820, 41808, 42076, 48984, 52260, 52595, 61230, 63114, 65312, 69680, 75360, 81640, 83616, 84152, 97968, 104520, 105190, 122460, 126228, 136747, 139360, 157785, 163280, 168304, 195936, 209040, 210380, 244920, 252456, 273494, 315570, 326560, 336608, 410241, 418080, 420760, 489840, 504912, 546988, 631140, 683735, 820482, 841520, 979680, 1009824, 1093976, 1262280, 1367470, 1640964, 1683040, 2051205, 2187952, 2524560, 2734940, 3281928, 4102410, 4375904, 5049120, 5469880, 6563856, 8204820, 10939760, 13127712, 16409640, 21879520, 32819280, 65638560]

約数ペア:

[(1, 65638560), (2, 32819280), (3, 21879520), (4, 16409640), (5, 13127712), (6, 10939760), (8, 8204820), (10, 6563856), (12, 5469880), (13, 5049120), (15, 4375904), (16, 4102410), (20, 3281928), (24, 2734940), (26, 2524560), (30, 2187952), (32, 2051205), (39, 1683040), (40, 1640964), (48, 1367470), (52, 1262280), (60, 1093976), (65, 1009824), (67, 979680), (78, 841520), (80, 820482), (96, 683735), (104, 631140), (120, 546988), (130, 504912), (134, 489840), (156, 420760), (157, 418080), (160, 410241), (195, 336608), (201, 326560), (208, 315570), (240, 273494), (260, 252456), (268, 244920), (312, 210380), (314, 209040), (335, 195936), (390, 168304), (402, 163280), (416, 157785), (471, 139360), (480, 136747), (520, 126228), (536, 122460), (624, 105190), (628, 104520), (670, 97968), (780, 84152), (785, 83616), (804, 81640), (871, 75360), (942, 69680), (1005, 65312), (1040, 63114), (1072, 61230), (1248, 52595), (1256, 52260), (1340, 48984), (1560, 42076), (1570, 41808), (1608, 40820), (1742, 37680), (1884, 34840), (2010, 32656), (2041, 32160), (2080, 31557), (2144, 30615), (2355, 27872), (2512, 26130), (2613, 25120), (2680, 24492), (3120, 21038), (3140, 20904), (3216, 20410), (3484, 18840), (3768, 17420), (4020, 16328), (4082, 16080), (4355, 15072), (4710, 13936), (5024, 13065), (5226, 12560), (5360, 12246), (6123, 10720), (6240, 10519), (6280, 10452), (6432, 10205), (6968, 9420), (7536, 8710), (8040, 8164)]